Geant4 9.6.0
Toolkit for the simulation of the passage of particles through matter
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Public Member Functions | Protected Member Functions | List of all members
G4NuclearStopping Class Reference

#include <G4NuclearStopping.hh>

+ Inheritance diagram for G4NuclearStopping:

Public Member Functions

 G4NuclearStopping (const G4String &processName="nuclearStopping")
 
virtual ~G4NuclearStopping ()
 
G4bool IsApplicable (const G4ParticleDefinition &p)
 
G4double AlongStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &proposedSafety, G4GPILSelection *selection)
 
G4VParticleChange * AlongStepDoIt (const G4Track &track, const G4Step &step)
 
void PrintInfo ()
 
- Public Member Functions inherited from G4VEmProcess
 G4VEmProcess (const G4String &name, G4ProcessType type=fElectromagnetic)
 
virtual ~G4VEmProcess ()
 
virtual G4bool IsApplicable (const G4ParticleDefinition &p)=0
 
virtual void PrintInfo ()=0
 
void PreparePhysicsTable (const G4ParticleDefinition &)
 
void BuildPhysicsTable (const G4ParticleDefinition &)
 
void PrintInfoDefinition ()
 
void StartTracking (G4Track *)
 
G4double PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
 
G4VParticleChange * PostStepDoIt (const G4Track &, const G4Step &)
 
G4bool StorePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii=false)
 
G4bool RetrievePhysicsTable (const G4ParticleDefinition *, const G4String &directory, G4bool ascii)
 
G4double CrossSectionPerVolume (G4double kineticEnergy, const G4MaterialCutsCouple *couple)
 
G4double ComputeCrossSectionPerAtom (G4double kineticEnergy, G4double Z, G4double A=0., G4double cut=0.0)
 
G4double MeanFreePath (const G4Track &track)
 
G4double GetLambda (G4double &kinEnergy, const G4MaterialCutsCouple *couple)
 
void SetLambdaBinning (G4int nbins)
 
G4int LambdaBinning () const
 
void SetMinKinEnergy (G4double e)
 
G4double MinKinEnergy () const
 
void SetMaxKinEnergy (G4double e)
 
G4double MaxKinEnergy () const
 
void SetMinKinEnergyPrim (G4double e)
 
const G4PhysicsTable * LambdaTable () const
 
const G4ParticleDefinition * Particle () const
 
const G4ParticleDefinition * SecondaryParticle () const
 
G4VEmModel * SelectModelForMaterial (G4double kinEnergy, size_t &idxRegion) const
 
void AddEmModel (G4int, G4VEmModel *, const G4Region *region=0)
 
void SetModel (G4VEmModel *, G4int index=1)
 
G4VEmModel * Model (G4int index=1)
 
G4VEmModel * EmModel (G4int index=1)
 
void SetEmModel (G4VEmModel *, G4int index=1)
 
void UpdateEmModel (const G4String &, G4double, G4double)
 
G4VEmModel * GetModelByIndex (G4int idx=0, G4bool ver=false)
 
const G4Element * GetCurrentElement () const
 
void SetCrossSectionBiasingFactor (G4double f, G4bool flag=true)
 
G4double CrossSectionBiasingFactor () const
 
void ActivateForcedInteraction (G4double length=0.0, const G4String &r="", G4bool flag=true)
 
void ActivateSecondaryBiasing (const G4String &region, G4double factor, G4double energyLimit)
 
void SetPolarAngleLimit (G4double a)
 
G4double PolarAngleLimit () const
 
void SetLambdaFactor (G4double val)
 
void SetIntegral (G4bool val)
 
G4bool IsIntegral () const
 
void SetApplyCuts (G4bool val)
 
void SetBuildTableFlag (G4bool val)
 
- Public Member Functions inherited from G4VDiscreteProcess
 G4VDiscreteProcess (const G4String &, G4ProcessType aType=fNotDefined)
 
 G4VDiscreteProcess (G4VDiscreteProcess &)
 
virtual ~G4VDiscreteProcess ()
 
virtual G4double PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
 
virtual G4VParticleChange * PostStepDoIt (const G4Track &, const G4Step &)
 
virtual G4double AlongStepGetPhysicalInteractionLength (const G4Track &, G4double, G4double, G4double &, G4GPILSelection *)
 
virtual G4double AtRestGetPhysicalInteractionLength (const G4Track &, G4ForceCondition *)
 
virtual G4VParticleChange * AtRestDoIt (const G4Track &, const G4Step &)
 
virtual G4VParticleChange * AlongStepDoIt (const G4Track &, const G4Step &)
 
- Public Member Functions inherited from G4VProcess
 G4VProcess (const G4String &aName="NoName", G4ProcessType aType=fNotDefined)
 
 G4VProcess (const G4VProcess &right)
 
virtual ~G4VProcess ()
 
G4int operator== (const G4VProcess &right) const
 
G4int operator!= (const G4VProcess &right) const
 
virtual G4VParticleChange * PostStepDoIt (const G4Track &track, const G4Step &stepData)=0
 
virtual G4VParticleChange * AlongStepDoIt (const G4Track &track, const G4Step &stepData)=0
 
virtual G4VParticleChange * AtRestDoIt (const G4Track &track, const G4Step &stepData)=0
 
virtual G4double AlongStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &proposedSafety, G4GPILSelection *selection)=0
 
virtual G4double AtRestGetPhysicalInteractionLength (const G4Track &track, G4ForceCondition *condition)=0
 
virtual G4double PostStepGetPhysicalInteractionLength (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)=0
 
G4double GetCurrentInteractionLength () const
 
void SetPILfactor (G4double value)
 
G4double GetPILfactor () const
 
G4double AlongStepGPIL (const G4Track &track, G4double previousStepSize, G4double currentMinimumStep, G4double &proposedSafety, G4GPILSelection *selection)
 
G4double AtRestGPIL (const G4Track &track, G4ForceCondition *condition)
 
G4double PostStepGPIL (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
 
virtual G4bool IsApplicable (const G4ParticleDefinition &)
 
virtual void BuildPhysicsTable (const G4ParticleDefinition &)
 
virtual void PreparePhysicsTable (const G4ParticleDefinition &)
 
virtual G4bool StorePhysicsTable (const G4ParticleDefinition *, const G4String &, G4bool)
 
virtual G4bool RetrievePhysicsTable (const G4ParticleDefinition *, const G4String &, G4bool)
 
const G4String & GetPhysicsTableFileName (const G4ParticleDefinition *, const G4String &directory, const G4String &tableName, G4bool ascii=false)
 
const G4String & GetProcessName () const
 
G4ProcessType GetProcessType () const
 
void SetProcessType (G4ProcessType)
 
G4int GetProcessSubType () const
 
void SetProcessSubType (G4int)
 
virtual void StartTracking (G4Track *)
 
virtual void EndTracking ()
 
virtual void SetProcessManager (const G4ProcessManager *)
 
virtual const G4ProcessManager * GetProcessManager ()
 
virtual void ResetNumberOfInteractionLengthLeft ()
 
G4double GetNumberOfInteractionLengthLeft () const
 
G4double GetTotalNumberOfInteractionLengthTraversed () const
 
G4bool isAtRestDoItIsEnabled () const
 
G4bool isAlongStepDoItIsEnabled () const
 
G4bool isPostStepDoItIsEnabled () const
 
virtual void DumpInfo () const
 
void SetVerboseLevel (G4int value)
 
G4int GetVerboseLevel () const
 

Protected Member Functions

void InitialiseProcess (const G4ParticleDefinition *)
 
- Protected Member Functions inherited from G4VEmProcess
virtual void InitialiseProcess (const G4ParticleDefinition *)=0
 
virtual G4double MinPrimaryEnergy (const G4ParticleDefinition *, const G4Material *)
 
G4VEmModel * SelectModel (G4double &kinEnergy, size_t index)
 
G4double GetMeanFreePath (const G4Track &track, G4double previousStepSize, G4ForceCondition *condition)
 
G4PhysicsVector * LambdaPhysicsVector (const G4MaterialCutsCouple *)
 
G4double RecalculateLambda (G4double kinEnergy, const G4MaterialCutsCouple *couple)
 
G4ParticleChangeForGamma * GetParticleChange ()
 
void SetParticle (const G4ParticleDefinition *p)
 
void SetSecondaryParticle (const G4ParticleDefinition *p)
 
size_t CurrentMaterialCutsCoupleIndex () const
 
G4double GetGammaEnergyCut ()
 
G4double GetElectronEnergyCut ()
 
void SetStartFromNullFlag (G4bool val)
 
void SetSplineFlag (G4bool val)
 
virtual G4double GetMeanFreePath (const G4Track &aTrack, G4double previousStepSize, G4ForceCondition *condition)=0
 
- Protected Member Functions inherited from G4VProcess
void SubtractNumberOfInteractionLengthLeft (G4double previousStepSize)
 
void ClearNumberOfInteractionLengthLeft ()
 

Additional Inherited Members

- Static Public Member Functions inherited from G4VProcess
static const G4String & GetProcessTypeName (G4ProcessType)
 
- Protected Attributes inherited from G4VEmProcess
G4ParticleChangeForGamma fParticleChange
 
- Protected Attributes inherited from G4VProcess
const G4ProcessManager * aProcessManager
 
G4VParticleChange * pParticleChange
 
G4ParticleChange aParticleChange
 
G4double theNumberOfInteractionLengthLeft
 
G4double currentInteractionLength
 
G4double theInitialNumberOfInteractionLength
 
G4String theProcessName
 
G4String thePhysicsTableFileName
 
G4ProcessType theProcessType
 
G4int theProcessSubType
 
G4double thePILfactor
 
G4bool enableAtRestDoIt
 
G4bool enableAlongStepDoIt
 
G4bool enablePostStepDoIt
 
G4int verboseLevel
 

Detailed Description

Definition at line 65 of file G4NuclearStopping.hh.

Constructor & Destructor Documentation

◆ G4NuclearStopping()

G4NuclearStopping::G4NuclearStopping ( const G4String &  processName = "nuclearStopping")

Definition at line 54 of file G4NuclearStopping.cc.

55 : G4VEmProcess(processName)
56{
57 isInitialized = false;
58 SetProcessSubType(fNuclearStopping);
59 SetBuildTableFlag(false);
60 enableAlongStepDoIt = true;
61 enablePostStepDoIt = false;
62 modelICRU49 = 0;
63}
fNuclearStopping
@ fNuclearStopping
Definition: G4EmProcessSubType.hh:53
G4VEmProcess::SetBuildTableFlag
void SetBuildTableFlag(G4bool val)
Definition: G4VEmProcess.hh:646
G4VProcess::enableAlongStepDoIt
G4bool enableAlongStepDoIt
Definition: G4VProcess.hh:351
G4VProcess::SetProcessSubType
void SetProcessSubType(G4int)
Definition: G4VProcess.hh:403
G4VProcess::enablePostStepDoIt
G4bool enablePostStepDoIt
Definition: G4VProcess.hh:352

◆ ~G4NuclearStopping()

G4NuclearStopping::~G4NuclearStopping ( )
virtual

Definition at line 67 of file G4NuclearStopping.cc.

68{}

Member Function Documentation

◆ AlongStepDoIt()

G4VParticleChange * G4NuclearStopping::AlongStepDoIt ( const G4Track &  track,
const G4Step &  step 
)
virtual

Reimplemented from G4VDiscreteProcess.

Definition at line 105 of file G4NuclearStopping.cc.

107{
108 nParticleChange.InitializeForAlongStep(track);
109 G4double T2 = step.GetPostStepPoint()->GetKineticEnergy();
110
111 const G4ParticleDefinition* part = track.GetParticleDefinition();
112 G4double Z = std::fabs(part->GetPDGCharge()/eplus);
113
114 if(T2 > 0.0 && T2*proton_mass_c2 < Z*Z*MeV*part->GetPDGMass()) {
115
116 G4double length = step.GetStepLength();
117 if(length > 0.0) {
118
119 // primary
120 G4double T1= step.GetPreStepPoint()->GetKineticEnergy();
121 G4double T = 0.5*(T1 + T2);
122 const G4MaterialCutsCouple* couple = track.GetMaterialCutsCouple();
123 G4VEmModel* mod = SelectModel(T, couple->GetIndex());
124
125 // sample stopping
126 if(modelICRU49) { modelICRU49->SetFluctuationFlag(true); }
127 G4double nloss =
128 length*mod->ComputeDEDXPerVolume(couple->GetMaterial(), part, T);
129 if(nloss > T1) { nloss = T1; }
130 nParticleChange.SetProposedKineticEnergy(T1 - nloss);
131 nParticleChange.ProposeLocalEnergyDeposit(nloss);
132 nParticleChange.ProposeNonIonizingEnergyDeposit(nloss);
133 if(modelICRU49) { modelICRU49->SetFluctuationFlag(false); }
134 }
135 }
136 return &nParticleChange;
137}
G4double
double G4double
Definition: G4Types.hh:64
G4MaterialCutsCouple::GetMaterial
const G4Material * GetMaterial() const
Definition: G4MaterialCutsCouple.hh:150
G4ParticleChangeForLoss::InitializeForAlongStep
void InitializeForAlongStep(const G4Track &)
Definition: G4ParticleChangeForLoss.hh:232
G4ParticleChangeForLoss::SetProposedKineticEnergy
void SetProposedKineticEnergy(G4double proposedKinEnergy)
Definition: G4ParticleChangeForLoss.hh:150
G4ParticleDefinition::GetPDGCharge
G4double GetPDGCharge() const
Definition: G4ParticleDefinition.hh:119
G4StepPoint::GetKineticEnergy
G4double GetKineticEnergy() const
G4Step::GetPreStepPoint
G4StepPoint * GetPreStepPoint() const
G4Step::GetStepLength
G4double GetStepLength() const
G4Step::GetPostStepPoint
G4StepPoint * GetPostStepPoint() const
G4Track::GetParticleDefinition
const G4ParticleDefinition * GetParticleDefinition() const
G4Track::GetMaterialCutsCouple
const G4MaterialCutsCouple * GetMaterialCutsCouple() const
G4VEmModel::ComputeDEDXPerVolume
virtual G4double ComputeDEDXPerVolume(const G4Material *, const G4ParticleDefinition *, G4double kineticEnergy, G4double cutEnergy=DBL_MAX)
Definition: G4VEmModel.cc:177
G4VEmProcess::SelectModel
G4VEmModel * SelectModel(G4double &kinEnergy, size_t index)
Definition: G4VEmProcess.hh:442
G4VParticleChange::ProposeNonIonizingEnergyDeposit
void ProposeNonIonizingEnergyDeposit(G4double anEnergyPart)
G4VParticleChange::ProposeLocalEnergyDeposit
void ProposeLocalEnergyDeposit(G4double anEnergyPart)

◆ AlongStepGetPhysicalInteractionLength()

G4double G4NuclearStopping::AlongStepGetPhysicalInteractionLength ( const G4Track &  track,
G4double  previousStepSize,
G4double  currentMinimumStep,
G4double &  proposedSafety,
G4GPILSelection *  selection 
)
virtual

Reimplemented from G4VDiscreteProcess.

Definition at line 96 of file G4NuclearStopping.cc.

98{
99 *selection = NotCandidateForSelection;
100 return DBL_MAX;
101}
NotCandidateForSelection
@ NotCandidateForSelection
Definition: G4GPILSelection.hh:57
DBL_MAX
#define DBL_MAX
Definition: templates.hh:83

◆ InitialiseProcess()

void G4NuclearStopping::InitialiseProcess ( const G4ParticleDefinition *  )
protectedvirtual

Implements G4VEmProcess.

Definition at line 79 of file G4NuclearStopping.cc.

80{
81 if(!isInitialized) {
82 isInitialized = true;
83
84 if(!EmModel(1)) {
85 modelICRU49 = new G4ICRU49NuclearStoppingModel();
86 SetEmModel(modelICRU49);
87 }
88 AddEmModel(1, EmModel());
89 EmModel()->SetParticleChange(&nParticleChange);
90 }
91}
G4VEmModel::SetParticleChange
void SetParticleChange(G4VParticleChange *, G4VEmFluctuationModel *f=0)
Definition: G4VEmModel.cc:318
G4VEmProcess::AddEmModel
void AddEmModel(G4int, G4VEmModel *, const G4Region *region=0)
Definition: G4VEmProcess.cc:182
G4VEmProcess::SetEmModel
void SetEmModel(G4VEmModel *, G4int index=1)
Definition: G4VEmProcess.cc:221
G4VEmProcess::EmModel
G4VEmModel * EmModel(G4int index=1)
Definition: G4VEmProcess.cc:230

◆ IsApplicable()

G4bool G4NuclearStopping::IsApplicable ( const G4ParticleDefinition &  p)
virtual

Implements G4VEmProcess.

Definition at line 72 of file G4NuclearStopping.cc.

73{
74 return (p.GetPDGCharge() != 0.0 && !p.IsShortLived());
75}

◆ PrintInfo()

void G4NuclearStopping::PrintInfo ( )
virtual

Implements G4VEmProcess.

Definition at line 141 of file G4NuclearStopping.cc.

142{}
The documentation for this class was generated from the following files: